HTML onshow Event Attribute
Example
Execute a JavaScript when a <menu> element is shown as a context menu:
<div contextmenu="mymenu">
<p>Right-click inside this box to see the context menu!
<menu type="context" id="mymenu" onshow="myFunction()">
<menuitem label="Refresh" onclick="window.location.reload();"></menuitem>
</menu>
</div>
Try it Yourself »
Definition and Usage
The onshow attribute fires when a <menu> element is shown as a context menu.
Browser Support
The numbers in the table specify the first browser version that fully supports the event attribute.
| Event Attribute | |||||
|---|---|---|---|---|---|
| onshow | Not supported | Not supported | 8.0 | Not supported | Not supported |
Differences Between HTML 4.01 and HTML5
The onshow attribute is new in HTML5.
Syntax
<element onshow="script">
Attribute Values
| Value | Description |
|---|---|
| script | The script to be run on onshow |
Technical Details
| Supported HTML tags: | <menu> |
|---|
Related Pages
HTML DOM reference: onshow event
❮ HTML Event Attributes
